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Table 5 Separating analysis in the primary of rectum

From: Clinical validation of the gastrointestinal NET grading system: Ki67 index criteria of the WHO 2010 classification is appropriate to predict metastasis or recurrence

 

Metastases or recurrences

 
 

+ (Group A, n = 5)

- (Group B, n = 24)

p value

Mean tumor size (mm)

11.5 (3.5—27)

7.11 (1.5—15)

0.13

Tumor invasion

  

<0.01

M

0

0

 

SM

2

22

 

MP

2

0

 

SS

1

0

 

Un known

0

2

 

Mean Ki67 index (%)

3.73 (0.38—10.44)

1.24 (0.22—6.44)

0.022

  1. Group A: the cases with metastases or recurrences.
  2. Group B: the cases without metastases or recurrences.
  3. Statistically significant difference (<0.05) by Fisher’s exact test or Welch two sample t-test.
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Diagnostic Pathology

ISSN: 1746-1596

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